Display shows F2 and the lower zone temperature is unstable or not responding to changes.

This repair may involve working with high voltage components or water connections. Always unplug the appliance before removing any panels.

If you are not confident in your ability to perform this repair safely, we strongly recommend contacting a professional technician.

Possible Causes

Lower zone sensor failure, Lower zone fan issue, Wiring harness problem, Main control board lower channel failure

Safety first: Unplug the unit before working inside.

Sensor check: Follow E2 procedures to inspect and replace the lower temperature sensor if necessary.
Lower fan: Access the lower rear interior panel and verify the lower zone evaporator fan runs when the compressor is on.
Wiring: Inspect the lower zone wiring harness for pinched or broken wires, especially where it passes through cabinet walls.
Control board: If all components test good but F2 remains, replace the main control board.

Hard 4/5

Lower Zone Evaporator Fan

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